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On shining light of wavelength `6.2×10^(–6)` m on a metal surface photo-electrons are emiited. The work function of the metal is 0.1 eV. Find the kinetic energy of a photo-electron (in eV)
A. |
0.1 |
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B. |
0.2 |
C. |
0.3 |
D. |
0.4 |